The last thing Ianto Jones remembers is dying in Thames House. But he wakes up in a UNIT holding facility with a voice in his head and an alien inhabiting his body. Now, he has to escape and find a way off planet.

Simultaneous accidents bring Torchwood and SG-1 together, but their attempts to fix the problem brings them together in ways they never expected. Warnings: Spoilers for TW season 1 and SG-1 through season 4. Also massive amounts of crack.